WESTLAKE CORP — S-4/A Filings
1 S-4/A filing on record
This page lists all S-4/A filings submitted to the SEC by WESTLAKE CORP (WLK), sorted by most recent first. Each row links to the full filing on EdgarLookup. WESTLAKE CORP has filed 1 S-4/A document with the SEC since 2014. To view all SEC filings by WESTLAKE CORP, see the full filings list.
All
10-K
10-Q
144
3
3/A
4
4/A
424B4
424B5
425
8-A12B
8-K
8-K/A
ARS
CERT
CORRESP
DEF 14A
DEFA14A
DEFC14A
DFAN14A
DFRN14A
EFFECT
FWP
POS AM
POSASR
PRE 14A
PREC14A
PRRN14A
PX14A6G
S-1
S-1/A
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
SC 13G
SC 13G/A
SC TO-C
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| S-4/A | WESTLAKE CHEMICAL CORPORATION - AMENDMENT #1 | 0000950129-03-005823 | Nov 21, 2003 | — |